<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<script>
    var xhr = new XMLHttpRequest()
    xhr.open('GET', 'http://127.0.0.1:4444', true)
    xhr.onreadystatechange = function () {
        console.log(xhr)
    }
    xhr.send()
</script>
</body>
</html>
